Wearing masks for hours on end has led some people to worry about whether N95 masks deprive us of oxygen. Scientists have actually made people wear N95 masks and measured their blood oxygen. So we have a solid answer to this question, and it’s not what this question assumes. This question itself doesn’t ask IF […]
Tag: N95
What’s the Difference Between N95 and P2 Masks?
The difference between N95 and P2 masks is so small that most users will not notice anything amiss. The P2 rating is the standard in Australia and New Zealand similar to the US N95 mask rating. Difference Between N95 and P2 Masks: Charted Out N95 and P2 masks look almost identical, and they filter […]
How to Find Reliable N95 Mask Suppliers
After testing 31 masks from 19 suppliers in China, we discovered that almost half of the masks were not meeting the N95 standards for filtering particles. What’s more, out of the 17 masks that did meet the N95 standard, most of these broke when we tried some simple structural tests. Many people are currently looking […]
What’s the Difference Between N95 and KF94 Masks?
The difference between N95 and KF94 masks are minor for the factors that most users care about. KF94 is the “Korea filter” standard similar to the US N95 mask rating. Difference Between N95 and KF94 Masks: Charted Out They look similar, and they filter a nearly identical percentage of particles—95% versus 94%. This chart from […]
What Are N95 Masks Made From?
N95 masks made from synthetic plastic fibers are most common. These plastic fibers are similar to the fibers in synthetic and polyester shirts many people wear. N95 Masks Made From Synthetic Plastic For example, let’s take the 3M 9332 masks that I wear in Beijing. Technically this is an N99 (FFP3) mask, but the idea is […]
Sanitizing Masks With Alcohol Degrades Performance
With mask shortages during the coronavirus outbreak, some doctors are sanitizing masks with alcohol so they can re-use them. But this raises questions about whether alcohol actually works and whether it degrades the masks. Does Alcohol Kill Viruses? The research on alcohol is clear. Alcohol kills viruses. Technically, viruses aren’t alive, so scientists focus on […]
What’s the Difference Between N95 and KN95 Masks?
With such similar sounding names, it can be confusing to understand the difference between N95 and KN95 masks. What are KN95 masks, and are they the same as N95 masks? This handy chart explains the differences between N95 and KN95 masks (and all characteristics that are the same). N95 vs. KN95 Comparison Chart Source: 3M – […]
Does Microwaving Masks Disinfect Viruses?
With masks in short supply, many people are being forced to re-use masks. That means the idea of microwaving masks has gone from a crazy-sounding idea to a critically practical question. Does Microwaving Masks Deactivate The Coronavirus? Another reason this question is critical: Smart Air tests found that washing N95 masks with soap and water […]
The Best Way to Clean and Disinfect N95 Masks
Covid-19 has led to a surge in interest of how to clean and disinfect masks. Google searches for “wash N95 mask” and “clean N95 mask”. have sky-rocketed. Yet data-backed answers seem to be in short supply. The standard guidelines say to throw masks out and use new ones. I.e. – don’t wash your mask. But […]
Is Washing Masks Effective After Virus Exposure?
With the shortage of masks during the coronavirus outbreak, many people are wondering if washing masks is an effective way of cleaning and re-using masks. There are companies that claim to have washable anti-pollution masks. This company in India claims to have washable masks washable and can capture air pollution, bacteria, and “germs.” Yet […]
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